-3(7+3n)=25-1

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Solution for -3(7+3n)=25-1 equation: 



-3(7+3n)=25-1

We move all terms to the left:

-3(7+3n)-(25-1)=0

We add all the numbers together, and all the variables

-3(3n+7)-24=0

We multiply parentheses

-9n-21-24=0

We add all the numbers together, and all the variables

-9n-45=0

We move all terms containing n to the left, all other terms to the right

-9n=45

n=45/-9

n=-5

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